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Subject: M57 The Ring Nebula
Author: Simpson, UK
Scope: WO Megrez 80 Super APO f7.5 = 600mm focal length
Instruments: Camera: Starlight Xpress SXV-H9C
1394 * 1040 pixel 1 shot colour camera
cooled to ?35C
Exposure time:
Place & Seeing:
Date:Aug. 7, 2004
Remarks:
 
  Thursday 23 May, 2013     6831573 requests since Saturday 10 December, 2005  

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